/**
* Writes the given item to the given writer if the no filter is given or the filter returns `true`.
*
* @param mixed $item
* @param WriterPipe $pipe
*
* @return bool `true` if the item has been written, `false` if not.
*/
protected function writeItem($item, WriterPipe $pipe)
{
if ($pipe->getFilter() === null || $pipe->getFilter()->filter($item) === true) {
$pipe->getWriter()->writeItem($item);
return true;
}
return false;
}
/**
* @test
* @covers Plum\Plum\Pipe\WriterPipe::createWriter()
* @covers Plum\Plum\Pipe\WriterPipe::__construct()
* @covers Plum\Plum\Pipe\WriterPipe::getFilter()
*/
public function createWriterTakesCallbackFilter()
{
/** @var \Plum\Plum\Writer\WriterInterface $writer */
$writer = Mockery::mock('\\Plum\\Plum\\Writer\\WriterInterface');
$filter = function ($v) {
return true;
};
$pipe = WriterPipe::createWriter(['writer' => $writer, 'filter' => $filter]);
$this->assertInstanceOf('\\Plum\\Plum\\Pipe\\WriterPipe', $pipe);
$this->assertInstanceOf('\\Plum\\Plum\\Filter\\FilterInterface', $pipe->getFilter());
}